فصلنامه روانشناسی شناختی

In regard to collecting data, method of the study was descriptive - instrument making one Item analysis, internal consistency cofferient and test-retest demonstrated that the items and factors were satisfactory. Confirmatory factor analysis, also, confirmed the model with five factors. Therefore CD had a proper validity and reliability to measure Cognitive Disability amony Iranian people. Thus, it can be employed as an instrument in related research and treatment.